Salewa Via Ferrata Premium Attac via ferrata brake+ + Salewa Toxo 3.0 climbing helmet/climbing helmet. Details: Salewa Via Ferrata Premium Attac via ferrata brake. The premium Attac is a compact via ferrata set with Attac carabiners and elastic safety arms made of abrasion-resistant fabric for high safety and easy handling. Details: The shock absorber, which absorbs the forces in the event of a fall, is designed for a user weight of 50-120 kg. So the set is also suitable for heavier users with a packed backpack. The elastic safety arms allow for body-hugging handling.